design a modern and spacious lobby with high ceilings and large windows use pastel colors for the walls and decor items the walls should be a soft pastel pink and the wooden slats should be in a light honey tint replace the wooden benches with pastel blue and mint green cushioned seating add pastel colored plants and decor elements like a pastel yellow waste bin the flooring should be in a light neutral pastel shade ensure the overall atmosphere is bright airy and welcoming